Mathematics, 26.11.2019 05:31 abadir2008
The shape of the distribution of the time required to get an oil change at a 1515-minute oil-change facility is unknown. however, records indicate that the mean time is 16.3 minutes16.3 minutes, and the standard deviation is 3.7 minutes3.7 minutes. complete parts (a) through (c). (a) to compute probabilities regarding the sample mean using the normal model, what size sample would be required? a. the sample size needs to be greater than or equal to 30. b. the normal model cannot be used if the shape of the distribution is unknown. c. any sample size could be used. d. the sample size needs to be less than or equal to 30.
Answers: 3
Mathematics, 21.06.2019 15:30, Destiny8372
Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.
Answers: 1
Mathematics, 21.06.2019 19:30, taylor511176
Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?
Answers: 1
Mathematics, 21.06.2019 19:30, karlacr5117
Agarden consists of an apple tree, a pear tree, cauliflowers, and heads of cabbage. there are 40 vegetables in the garden. 24 of them are cauliflowers. what is the ratio of the number of cauliflowers to the number of heads of cabbage?
Answers: 2
The shape of the distribution of the time required to get an oil change at a 1515-minute oil-change...
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