Vampire bats typically consume insects and frogs. In a random sample of 32 bats, the mean time to consume a frog was 21.

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Vampire Bats Typically Consume Insects And Frogs In A Random Sample Of 32 Bats The Mean Time To Consume A Frog Was 21 1 (271.4 KiB) Viewed 87 times

Vampire bats typically consume insects and frogs. In a random sample of 32 bats, the mean time to consume a frog was 21.9 minutes, with a standard deviation of 7.7 minutes. Which formula would you use to construct a 90% confidence interval for the mean time it takes vampire bats to eat a frog? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. S 7.7 a x +Ta/2 Cha = 21.9 + 1.70 ro 32 0 7.7 b x + Za/2 = 21.9 – 1.645 (32 S 21.9 с x + Ta/2 = - 7.7 + 1.70 (1:32) S 21.9 d X Za/2 Com = 7.7 + 1.70 (2132)