Mathematics, 23.10.2019 18:50 blackboy21
Anew catalyst is being investigated for use in the production of a plastic chemical. ten batches of the chemical are produced. the mean yield of the 10 batches is 72.5% and the standard deviation is 5.8%. assume the yields are independent and approximately normally distributed. find a 99% confidence interval for the mean yield when the new catalyst is used.
Answers: 3
Mathematics, 21.06.2019 15:00
Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?
Answers: 1
Mathematics, 21.06.2019 23:00
The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z
Answers: 2
Mathematics, 22.06.2019 00:30
Match the one-to-one functions with the graphs of their inverse functions.
Answers: 3
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