Mathematics, 25.11.2019 14:31 biancatay
Acompany makes batteries with an average life span of 300 hours with a standard deviation of 75 hours. assuming the distribution is approximated by a normal curve fine the probability that the battery will last: (give 4 decimal places for each answer)
a. less than 250 hours
b. between 225 and 375 hours
c. more than 400 hours
Answers: 2
Mathematics, 22.06.2019 00:30
Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer
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Mathematics, 22.06.2019 00:30
Which equation could represent the relationship shown in the scatter plot? y=β3xβ2 y=β3/4x+10 y=β2/3x+1 y=9xβ12 scatter plot with x axis labeled variable x and y axis labeled variable y. points go from upper left to lower right.
Answers: 1
Mathematics, 22.06.2019 00:50
E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0
Answers: 1
Acompany makes batteries with an average life span of 300 hours with a standard deviation of 75 hour...
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