Dr. jameson wanted to know if iq scores differed between male and female participants in his study. he gave 28 participants an iq test and then compared iq scores for gender differences. he hypothesized that there would be a statistically significant gender difference in iq scores. contrary to dr. jameson's hypothesis, there were no differences in iq scores between men and women in his study. which test was dr. jameson most likely to use to test his hypothesis? a. paired-samples t testb. independent-samples t testc. z testd. single-samples t test

Assessment items item 1 garrett is a member of a movie club. he pays a monthly service fee of $5.75 and $2.50 for each movie he rents. which expression represents how much money he will spend for renting x number of movies a month?

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?