what is the estimate of the population mean time it takes eleventh graders to run a mile?

Q: What proportion of cars are driving between 75 and 85 miles per hour?

A: We have given that

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A: It is given that 110 students at a college where 69 students said that they had completed their…

Q: You just took the GRE (in preparation for graduate school) and received a total score in the 98th Is…

A: Percentiles are used to measure position of a data.

Q: Total cholesterol in 25 patients after taking new statin drug. .. Population mean is 200.…

A:

Q: Los Angeles, Calif. has an average July temperature of 69.3 degrees Fahrenheit. What is this average…

A: Los Angeles, Calif. has an average July temperature of 69.3 degrees Fahrenheit

Q: How do I use a ti 84 plus calculator to find population proportion

A: A population proportion is a fraction of the population that has a certain characteristic. Suppose x…

Q: 18.09 is what percent of 11?

A:

Q: Which estimate is closest to the actual value of (2.99548 x 1.8342) ?

A: We have to find the estimate which is closest to the actual value of  2.99548 × 1.8342  The first…

Q: f 4/9 of a 3rd-grade class are boys, what is the boy co girl ratio in this class?

A:

Q: tracks average

A: Given Information: Delay new = 24.6 Percentage = 85.1

Q: Given: 4 = 43,0 3. What is the raw score when:

A: Let X be the raw score from normal distribution with mean (μ) = 45 and standard deviation      (σ) =…

Q: The U.S. Federal Aviation Administration reported that passenger revenues on international flights…

A: The equation is also flipped around when calculating the financial rate of return if you know the…

Q: The mean for the cost is $ (Round to the nearest cent as needed.)

A: The mean formula for the frequency distribution is, x¯=1n∑fixii In the formula, n is the total…

Q: Make a table showing the approximate values and the actual value, together with the percentage error

A: xy'=12x-3y..................1Let x=e2z=logxdzdx=1xdydx=dydz·dzdx ⇒dydz·1xxdydx=dydzNow equation (1)…

Q: What percentage of variation in GPAs can be explained by students' SAT scores? Round your final…

A: Coefficient of determination is the square of the correlation coefficient  (r2) and it explains that…

Q: When do you use the following scales of measurement? Interval/ratio; ordinal and nominal

A: There are 4 scales of measurement. Nominal, Ordinal, Interval and Ratio. Usage: Interval/ Ratio…

Q: Describe about the Mean as Balance Point?

A: Mean: The arithmetic mean (also called the mean) is the most commonly used measure of central…

Q: What is the accuracy of 0.8

A: givenaccuracy is 0.8we find in percentage

Q: you want to do a survey to help you estimate the true porportion of current students who have…

A:

Q: New Orleans, La. has an average January temperature of 52.6 degrees Fahrenheit. What is this average…

A:

Q: Global population, 1800-present Population, billions 8 2 0 1800 Guardian graphic | Source: UN All…

A: The annual average rate of change in population for a specified geographical location during a…

Q: What percent of the population of the world lives in countries other than China or India?

A: The total population in the world is 7693 million.

Q: The New Yorker on March 29, 2010 James Surowicki wrote that the 25 million iPhones Apple sold in…

A:

Q: The 1994 Northridge, California earthquake measured about 5,011,000 times as intense as a 0-level…

A:

Q: Find the sound level of a whisper with a sound intensity of 5.2x10-10 72.16 27.16 0.2716 27.32

A:

Q: How to convert percentage to ratio?

A: In this question we have to explain how to convert the percentage in fraction form.

Q: After gathering census data, the state government estimates that, starting from the present, the…

A:

Q: Q5- Describe in detail different scales of measurement.

A: To answer this we have to know about different scales of measurement.

Q: Explain the concept of coefficient of Determination?

A: Coefficient of determination: The coefficient of determination is defined as the proportion of…

Q: DIRECTIONS: Use this information to answer Parts A, B, and C. Two friends each attempt to measure an…

A: Percentage error = |actual value - expected value|×100 / expected value

Q: What is the percentage change from 4,000 to 3,400?

A:

Q: Ten percent of students at ACM are nursing students. Forty percent of students at ACM are…

A:

Q: what percent of 1/18 is 1/15? round to the nearest tenth digit

A: We have to find percent for  Percent of 1/18 = 1/15  Let ,  x % of 1/18 = 1/15  Then ,

Q: The number of virus cells increases by 37% each day. What is the common​ ratio?

A: Please see the below answer.

Q: A researcher studied the relationship between family income and the amount of moneyspent on an auto…

A: Solution-:  A researcher studied the relationship between family income and the amount of money…

Q: A car dealer sells K cars in a year. what is the monthly average for the number of cars sold?

A:

Q: Describe the differences between a nominal and an ordinal scale.

A: Nominal and ordinal are the levels of measurement. In case of Nominal scale variables are simply…