Question: The mean = 80 and standard deviation = 5, how many percentages of value will it fill between 75 and 85. O a. 95% O

The mean = 80 and standard deviation = 5, how
The mean = 80 and standard deviation = 5, how many percentages of value will it fill between 75 and 85. O a. 95% O b. 68% O c. 99% O d. none

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Q:

1-X is a normally distributed random variable with mean 50 and standard deviation 5. What is the probability that 2X will be less than 110? (Hint: What is the new mean of 2X? What is the new variance...

Q:

The normal distribution I The time to complete an exam is approximately Normal with a mean 1= 44 #Bys minutes and a standard deviation = 3 minutes. The bell curve below represents the distribution...

Q:

q19 Suppose test scores have a normal distribution with mean 80 and standard deviation 5. What proportion of the scores do we expect to be between 75 and 85? 10% None of the other choices is correct...

Q:

A set of exam scores is normally distributed with a mean = 80 and standard deviation = 5. Use the Empirical Rule to answer the following questions. 95% of the data values lie between |70 and 90 50 %...

Q:

Hi, can someone help me with these questions? Open Geogebra and choose "Probability Calculator.\" You can also get to this through the \"\\ew" menu. This opens in a new window (the online/app version...

Q:

PROBSTATS1 1. For Each Claim below, write: (1) claim in mathematical form; (2) Null hypothesis (Ho); (3) alternative hypothesis (H,); (4) what tailed test. Use notations Hi. Hz (for mean), P-Pz (for...

Q:

1. A player throws a fair die and simultaneously flips a fair coin. If the coin lands heads, then she wins twice, and if tails, then one-half of the value that appears on the die. Determine her...

Q:

1.)Find the complement of the claim. >406 Which is H0 and which is Ha? 2.)Use the given statement to represent a claim. Write its complement and state which is H0 and which is Ha. p>0.57 Find the...

Q:

MATH 131 Lab 2 8/16 The goal of this lab is to organize your data from Lab 1 into frequency distributions and graphs. Graphs should be made by hand, using a ruler. Part 1: V1, Qualitative Data (3...

Q:

The math quiz scores show that =75 and =10. What quiz score is three standard deviations below the mean? Question 1 options: A) 45 B) 65 C) 55 D) 85 Suppose X ~ N (10, 6). This says that x is a...

Q:

Provide examples of how HR managers might make use of variance analysis. How might line managers explore variance analysis in viewing HR budgets and both direct and indirect labor expense?

Q:

Pringle Plastics recently sold a forklift for $12,500. The firm, which pays taxes on income at the rate of 45%, had purchased the forklift for $50,000. The firms books show accumulated depreciation...

Q:

Im unsure how to complete retained earnings Show all images Show all images Show all images done loading

Q:

encollege.edu/courses/3715306/quizzes/10209221/take/questions/163824975 dementia Question 23 transcript 1 pts In a game of cards you win $1 if you draw a heart, $5 if you draw an ace (including the...