Mathematics, 21.12.2019 04:31 katelyn0402
The national percent of adults who have a laptop computer is 62%. in san francisco, a simple random sample of 100 adults is taken and 69% of these adults have a laptop. is this strong evidence that more adults in sf have laptops than the national average?
a) state the null hypothesis and the alternative in terms of a box model.
b) find z and p values.
c) what do you conclude?
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Asap for seven months an ice creams vendor collects data showing the number of cones sold a day (c) and the degrees above 70 degrees f the vendor finds that there is a positive linear association between c and t that is the best modeled by this equation c=3.7t+98 which statement is true? the model predicts that the average number of cones sold in a day is 3.7 the model predicts that the average number of cones sold i a day is 98 a model predicts that for each additional degree that the high temperature is above 70 degres f the total of number of cones sold increases by 3.7 the model predicts for each additional degree that the high temperature is above 70 degrees f the total number of cones sold increasingly by 98
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The national percent of adults who have a laptop computer is 62%. in san francisco, a simple random...
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