Which of the following is true regarding the sequence below? 7/12,1/6,-1/4,-2/3
1) the sequenc...
Mathematics, 05.05.2020 04:19 babyshazi
Which of the following is true regarding the sequence below? 7/12,1/6,-1/4,-2/3
1) the sequence is arithmetic because there is a common difference of -5/12
2) the sequence is not arithmetic because there is a common difference of 1
3) the sequence is not arithmetic because there is no common difference between the values of n
4) the sequence is not arithmetic because there is no common difference between the values of an
Answers: 2
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1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?
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