Mathematics, 24.06.2019 10:30 kailiesoto52
Sophia babysat for 3 7/12 hours on friday. she babysat for 2 5/6 hours on saturday. for 1a to 1c, estimate how long sophia babysat on friday and saturday combined. choose the benchmarks and sum. 1a. sophia babysat for about 2, 3, 3 1/2, 4 hours on saturday. 1b. sophia babysat for about 1, 2, 2 1/2, 3 hours on saturday. 1c. sophia babysat for about 5, 5 1/2, 6, 6 1/2 hours on friday and saturday combined.
Answers: 3
Mathematics, 21.06.2019 16:50, gesic2003
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
Answers: 3
Mathematics, 21.06.2019 16:50, mahadharun
Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?
Answers: 1
Sophia babysat for 3 7/12 hours on friday. she babysat for 2 5/6 hours on saturday. for 1a to 1c, es...
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