Researchers have found a strong connection between the amount of money a person spends on bookshelves and that person's level of literacy.
therefore, they recommend buying more bookshelves to increase literacy.

why is the researchers' conclusion likely incorrect?

a. reading books, not buying bookshelves, results in better literacy.
b. the amount of money a person spends on bookshelves is correlated with literacy level.
c. the number of books a person reads is correlated with literacy level.
d. buying bookshelves, not reading books, results in better literacy.

The table shows population statistics for the ages of best actor and best supporting actor winners at an awards ceremony. the distributions of the ages are approximately bell-shaped. compare the z-scores for the actors in the following situation. best actor best supporting actor muequals42.0 muequals49.0 sigmaequals7.3 sigmaequals15 in a particular year, the best actor was 59 years old and the best supporting actor was 45 years old. determine the z-scores for each. best actor: z equals best supporting actor: z equals (round to two decimal places as needed.) interpret the z-scores. the best actor was (more than 2 standard deviations above more than 1 standard deviation above less than 1 standard deviation above less than 2 standard deviations below) the mean, which (is not, is) unusual. the best supporting actor was (less than 1 standard deviation below more than 1 standard deviation above more than 2 standard deviations below more than 1 standard deviation below) the mean, which (is is not) unusual.

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.