A number cube will be rolled 100 times as part of an experiment. Which calculation would you use to predict the
number of times a 4 will be rolled?
圣圣 孝子
5

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%