Mathematics, 05.08.2019 19:10 buky0910p6db44

Aphysical fitness association is including the mile run in its secondary-school fitness test. the time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 60 seconds. find the probability that a randomly selected boy in secondary school can run the mile in less than 302 seconds.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:00

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)

Answers: 2

Answer

Mathematics, 21.06.2019 20:30

Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.

Answers: 2

Answer

Mathematics, 21.06.2019 21:30

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document

Answers: 1

Answer

Mathematics, 21.06.2019 23:50

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?

Answers: 2

Answer

You know the right answer?

Aphysical fitness association is including the mile run in its secondary-school fitness test. the ti...

Questions

Mathematics, 26.03.2021 03:20

Faith invested $4,000 into an account with a simple annual interest rate of 18%. Sam has $5,000 invested in an account with a simple annual interest r...

Mathematics, 26.03.2021 03:20