pinkapple3062 pinkapple3062

30-01-2020
Mathematics

contestada

The measurements on height have to be converted from inches to centimeters for publication in a British journal. The mean in the study was 68 inches and the standard deviation was 10 inches. What should the reported mean and variance be

Respuesta :

alayandeibukun alayandeibukun

30-01-2020

Answer:

mean = 172.72cm and variance = 645.16

Step-by-step explanation:

1 inch = 2.54 centimetres

mean = 68 * 2.54 = 172.72 cm

standard deviation = 10 *2.54 = 25.4 cm

variance = square of standard deviation

variance = 25.4 * 25.4

variance = 645.16 cm

Answer Link

Otras preguntas

before taxes, the food for a party costs 386.54. of that cost, 64.83 is taxed at a rate of 8.65%. what is the total cost of the party after taxes?

the people on the train are jk the following ratios men:children=5:3 women:children=3:2 find the ratio men:women in its simplest form

Write an explicit formula for a The nth term of the sequence 35,44,53

4. A large university amphitheatre has semi-circle seating with 30 seats in the first row, 32 seats in the second row, 34 seats in the third row, and so on. The

One method of investment decision making that is appealing to managers is the accounting rate of return (ARR). This method measures the average profit over a pe

Mrs Reed buys a car costing £11760 This cost includes VAT at a rate of 20%. How much is the VAT?

the people on the train are jk the following ratios men:children=5:3 women:children=3:2 find the ratio men:women in its simplest form

The formula for the perimeter P of a rectangle with length / and width w is as follows. P=21+2w Suppose the length of the rectangle is 2 times the width. Rewrit

On January 1, 2021, you deposited $8,000 in a savings account. The account will earn 8 percent annual compound interest, which will be added to the fund balance

Create a flowchart to find the total of 10 negative numbers start from -1.

ACCESS MORE EDU ACCESS Universidad de Mexico