Mathematics, 23.07.2019 09:30 person76
The sat mathematics scores in the state of florida for this year are approximately normally distributed with a mean of 500 and a standard deviation of 100. using the empirical rule, what is the probability that a randomly selected score lies between 300 and 700? express your answer as a decimal.
Answers: 1
Mathematics, 21.06.2019 15:30
Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright
Answers: 3
Mathematics, 21.06.2019 23:00
According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.
Answers: 1
Mathematics, 22.06.2019 00:00
To convert celsius temperatures to fahrenheit, you can use the expression (c + 32). tom says that another way to write this expression is c + 32. what error did tom make?
Answers: 3
The sat mathematics scores in the state of florida for this year are approximately normally distribu...
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