LD LL Tumors 5 15 No Tumors 45 35 a. Determine the percentage of mice that...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
LD LL Tumors 5 15 No Tumors 45 35 a. Determine the percentage of mice that developed tumors from each group (LL and LD). Compare them and comment. In the LD mice, % developed tumors. In the LL mice, % developed tumors. The LD mice developed tumors at b. Was this a controlled experiment or an observational study? How do you know? A. This was an observational study because there was a treatment and a control group. B. This was an observational study because there were two groups that were randomly assigned by the researc C. This was a controlled experiment because there were two groups that were randomly assigned by the resear D. This was a controlled experiment because there were more than 50 mice. c. Can we conclude that light for 24 hours a day causes an increase in tumors in mice? Why or why not? the LL mice. the same rate as a higher rate than a lower rate than b. Was this a controlled experiment or an observational study? How do you know? A. This was an observational study because there was a treatment and a control group. B. This was an observational study because there were two groups that were randomly assigned by the researchers. C. This was a controlled experiment because there were two groups that were randomly assigned by the researchers. D. This was a controlled experiment because there were more than 50 mice. c. Can we conclude that light for 24 hours a day causes an increase in tumors in mice? Why or why not? A. Because it was a controlled experiment, it can be concluded that light for 24 hours a day causes an increase in tumors in mice. B. This was a controlled experiment and a controlled experiment can never be used to infer causation. C. This was an observational study and an observational study can never be used to infer causation. D. Because it was an observational study, it can be concluded that light for 24 hours a day causes an increase in tumors in mice. LD LL Tumors 5 15 No Tumors 45 35 a. Determine the percentage of mice that developed tumors from each group (LL and LD). Compare them and comment. In the LD mice, % developed tumors. In the LL mice, % developed tumors. The LD mice developed tumors at b. Was this a controlled experiment or an observational study? How do you know? A. This was an observational study because there was a treatment and a control group. B. This was an observational study because there were two groups that were randomly assigned by the researc C. This was a controlled experiment because there were two groups that were randomly assigned by the resear D. This was a controlled experiment because there were more than 50 mice. c. Can we conclude that light for 24 hours a day causes an increase in tumors in mice? Why or why not? the LL mice. the same rate as a higher rate than a lower rate than b. Was this a controlled experiment or an observational study? How do you know? A. This was an observational study because there was a treatment and a control group. B. This was an observational study because there were two groups that were randomly assigned by the researchers. C. This was a controlled experiment because there were two groups that were randomly assigned by the researchers. D. This was a controlled experiment because there were more than 50 mice. c. Can we conclude that light for 24 hours a day causes an increase in tumors in mice? Why or why not? A. Because it was a controlled experiment, it can be concluded that light for 24 hours a day causes an increase in tumors in mice. B. This was a controlled experiment and a controlled experiment can never be used to infer causation. C. This was an observational study and an observational study can never be used to infer causation. D. Because it was an observational study, it can be concluded that light for 24 hours a day causes an increase in tumors in mice.
Expert Answer:
Posted Date:
Students also viewed these mathematics questions
-
Mixing together solutions of acetic acid and sodium hydroxide can make a buffered solution. Explain. How does the amount of each solution added change the effectiveness of the buffer?
-
Calculate the book value of a three-year-old machine that has a cost of $26,000, an estimated residual value of $1,000, and an estimated useful life of 50,000 machine hours. The company uses...
-
The electric field at the point x = 5.00 cm and y = 0 points in the positive x direction with a magnitude of 10.0 N/C. At the point x = 10.0 cm and y = 0 the electric field points in the positive x...
-
Identify the appropriate assumption underlying useful accounting information for each description 1 through 4. 1. Hancock Hats reports its sales on a monthly basis. 2. Joann Hancock, owner of Hancock...
-
On January 1, 2016, Young Company issued bonds with a face value of $300,000, a stated rate of interest of 7 percent, and a 10-year term to maturity. Interest is payable in cash on December 31 of...
-
What is the standard deviation of a portfolio which is comprised of $8,400 invested in stock S and $3,600 in stock T? Returns if State Occurs State of Economy Probability of State of Stock S Stock T...
-
Homework 11: Problem 11 (1 point) Consider the graph below. Find the equation for the line tangent to the graph at the point (9, 5). Write your answer in slope-intercept form. (y-1) = 4(x-5)
-
Integrated Marketing Communications is how integrated marketing communications can add value for customers. Question: Integrated Marketing Communications . Considering the millennial is the new...
-
Provide two reasons why the evaluation and control of the communication process are important for successful marketing. Provide an example to illustrate your ideas. In replies to peers, discuss...
-
Could you explain the concept of derivatives and how they are used in financial markets? 2. What are some common types of derivatives, and what purposes do they serve in risk management and...
-
Question: What other tax issues are suggested by a review of Central's financial statements? PLEASE ANSWER THE QUESTION ABOVE BY USING THE INFORMATION PROVIDED BELOW
-
______________ is based on interacting with others to create a shared organizational purpose and reality, influencing and structuring attitudes, helping followers to identity their value systems, and...
-
Make a Matlab function for the coordinate conversion between the Cartesian (x, y) to the Polar coordinates (r, ) as requested in the textbook. Also, test your program by evaluating the cases in the...
-
Illini Company, Inc. Balance Sheet as of 12/31/20X0 Assets Current Assets: Cash $1,500,000 Accounts receivable, net 18,000 Inventory 50,000 Total current assets 1,568,000 Equipment 90,000 Goodwill...
Study smarter with the SolutionInn App