Mathematics, 25.01.2020 05:31 7obadiah
An automobile manufacturer claims that its van has a 39.0 miles/gallon (mpg) rating. an independent testing firm has been contracted to test the mpg for this van since it is believed that the van has an incorrect manufacturer's mpg rating. after testing 120 vans, they found a mean mpg of 38.8. assume the standard deviation is known to be 2.2. a level of significance of 0.02 will be used. find the value of the test statistic. round your answer to 2 decimal places. enter the value of the test statistic.
Answers: 3
Mathematics, 21.06.2019 17:00
Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable
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Mathematics, 21.06.2019 17:00
Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01
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Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.
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An automobile manufacturer claims that its van has a 39.0 miles/gallon (mpg) rating. an independent...
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