Compute the z-statistic you would use if you wanted to examine whether the mean age of marriage within a local cult is significantly different from the mean age of marriage in the general population. the data from your cult sample are presented below. you also know that the mean age of marriage in the general population is 29.23, with a population standard deviation of 4.13. compute z. your sample: 13, 15, 16, 18, 51, 12, 65, 25

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

What is the number 321,000,000 in scientific notation? also what is the number? ?

True or false look at the picture pls : /