In the year 2000, there were 5,000 people living in the town of Clairmont. By 2010, the population had grown to 5,600. What is the percent of change in the population from 2000 to 2010? 12%
11%
-20%
88.3%

During how many months was the difference between the number of days with homework and with no homework greater than 6?

According to a research study, parents with young children slept 6.4 hours each night last year, on average. a random sample of 18 parents with young children was surveyed and the mean amount of time per night each parent slept was 6.8. this data has a sample standard deviation of 0.9. (assume that the scores are normally distributed.) researchers conduct a one-mean hypothesis at the 5% significance level, to test if the mean amount of time parents with young children sleep per night is greater than the mean amount of time last year. the null and alternative hypotheses are h0: μ=6.4 and ha: μ> 6.4, which is a right-tailed test. the test statistic is determined to be t0=1.89 using the partial t-table below, determine the critical value(s). if there is only one critical value, leave the second answer box blank.

How to do a maths question? i have a mock