Mathematics, 23.05.2020 07:01, TexaSuperdude
The table shows information about the numbers of hours 30 children spent on their tablets one evening. A) Find the class interval that contains the median. B)Work out an estimate for the mean number of hours
Answers: 2
Mathematics, 21.06.2019 17:10, payshencec21
The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?
Answers: 1
The table shows information about the numbers of hours 30 children spent on their tablets one evenin...
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