Anew website was reviewed by 91 people. the creator of the website surveyed 8 of the reviewers at random. he asked them to rate the website on a scale from 1 to 10. their ratings are below. 3, 7, 10, 6, 3, 10, 10, 6 assuming that the sample was representative of all reviewers, what was the mean rating of the website for all reviewers? a. 4.5 b. 6.5 c. 7.125 d. 6.875

Here are the 30 best lifetime baseball batting averages of all time, arranged in order from lowest to highest: 0.319, 0.329, 0.330, 0.331, 0.331, 0.333, 0.333, 0.333, 0.334, 0.334, 0.334, 0.336, 0.337, 0.338, 0.338, 0.338, 0.340, 0.340, 0.341, 0.341, 0.342, 0.342, 0.342, 0.344, 0.344, 0.345, 0.346, 0.349, 0.358, 0.366 if you were to build a histogram of these data, which of the following would be the best choice of classes?