Question: Determine whether each number describes a population parameter or a sample statistic. Explain your reasoning. (a) A survey of 1000 U.S. adults found that 52%

Determine whether each number describes a population parameter or a sample statistic. Explain your reasoning.

(a) A survey of 1000 U.S. adults found that 52% think that the introduction of driverless cars will make roads less safe.

(b) At a college, 90% of the members of the Board of Trustees approved the contract of the new president.

(c) A survey of 727 small business owners found that 25% reported job openings they could not fill.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

a Sample statistic The value 52 is a numerical description of a s... View full answer

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 Elementary Statistics In Social Research Questions!

Q:

The chapter opened with a quote from Martin Luther Kings I Have a Dream speech. What parts of his dream of racial equality have been realized? What parts have not?

Q:

Determine whether each number describes a population parameter or a sample statistic. Explain your reasoning. 1. A survey of several hundred collegiate student-athletes in the United States found...

Q:

Determine whether each number describes a population parameter or a sample statistic. Explain. (a) A survey of 1003 U.S. adults ages 18 years and older found that 72% own a smartphone. (b) In a...

Q:

Answer only #2 and #6 " '1. A survey of 4787 U 3. adults found that 15% use ride-hailing applicatim (Source: Pew Reseamh Center) 2. Eighty-three doctors working' in the St. Louis area were surveyed...

Q:

A survey of 1000 U.S. adults found that 79% think that the spread of infectious diseases is a major threat to the well-being of the United States. In Exercises 3542, determine whether the number...

Q:

A survey of 919 college board members found that 89% think that their institution is a good place for members of racial and ethnic minorities. In Exercises 3542, determine whether the number...

Q:

In a survey of 1000 household food purchasers, 24.7% say that they avoid meat, dairy, and eggs produced by animals living in confined conditions. In Exercises 58, determine whether the number...

Q:

Which part of the survey described in Exercise 4 represents the descriptive branch of statistics? Make an inference based on the results of the survey. In Exercises 58, determine whether the number...

Q:

In a survey of automobile owners, 6% said they had to change their engine control module at least once. In Exercises 3542, determine whether the number describes a population parameter or a sample...

Q:

A 10-kg rotating disk of radius 0.25 m has an angular momentum of 0.45 kg m2/s. What is the angular speed of the disk?

Q:

Baxter manufactures electric hair dryers. Julie purchases a Baxter dryer from her local Ace Drugstore. Cox, a friend and guest in Julies home, has taken a shower and wants to dry her hair. Julie...

Q:

Using the sample of retirement funds stored in Retirement Funds : a. Construct a chart that visualizes SD and Assets by Risk Level. b. Construct a chart that visualizes SD and Assets by Fund Type....

Q:

The format for the organized approach to a sales presentation is best represented by which of the following? a. attention, interest, desire, and closing b. attention, desire, interest, and closing c....

Q:

The lengths of employment and the salaries of 10 employees are listed in the table at the left. Graph the data using a scatter plot. Describe any trends. a. Label the horizontal and vertical axes. b....

Q:

Use the table in Example 7 to construct a time series chart for subscribers average local monthly cell phone bills for the years 2002 through 2012. Describe any trends. Table in Example 7 a. Label...

Q:

In Exercises 10, use the stem-and-leaf plot or dot plot to list the actual data entries. What is the maximum data entry? What is the minimum data entry? Key: 129 12.9 12 12 9 13 3 13 6 7 7 14 1 1 1 1...

Q:

1. Based on the following information, calculate the expected return and standard deviation: Probability of State of Economy Rate of Return if State Occurs State of Economy Depression Recession...

Q:

For #19 Incorrect answers of 650,951 & $129,580 19 Murdock Industries uses a periodic inventory system and the LIFO retail method to estimate its ending inventories. The following data has been...

Q:

( c ) ( 1 0 p t s ) Compute the taxable income for year 4 . A ) $ 5 5 0 0 0 B ) $ 9 8 0 0 0 C ) $ 1 2 7 0 0 0 D ) $ 1 5 1 0 0 0 ( d ) ( 1 0 p t s ) Compute the after tax cash flows ( e ) ( 1 0 p t s...