Select the two TRUE statements. a.) The t-distribution that Mark uses has thinner tails than a standard distribution. O b.) The value for the degrees of freedom for Mark's sample population is six. c.) Mark would use the population standard deviation to calculate a t- distribution. O d.) The value for the degrees of freedom for Mark's sample population is five. e.) The t-distribution that Mark uses has thicker tails than a standard normal distribution.

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Subject #15: 7.5 hours
Subject #27: 6 hours
Subject # 48: 7 hours
Subject # 80: 6.5 hours
Subject # 91: 6.5 hours
Subject # 59: 7 hours
Select the two TRUE statements.
a.) The t-distribution that Mark uses has thinner tails than a standard
distribution.
O b.) The value for the degrees of freedom for Mark's sample population is six.
c.) Mark would use the population standard deviation to calculate a t-
distribution.
O d.) The value for the degrees of freedom for Mark's sample population is five.
e.) The t-distribution that Mark uses has thicker tails than a standard normal
distribution.
Transcribed Image Text:Subject #15: 7.5 hours Subject #27: 6 hours Subject # 48: 7 hours Subject # 80: 6.5 hours Subject # 91: 6.5 hours Subject # 59: 7 hours Select the two TRUE statements. a.) The t-distribution that Mark uses has thinner tails than a standard distribution. O b.) The value for the degrees of freedom for Mark's sample population is six. c.) Mark would use the population standard deviation to calculate a t- distribution. O d.) The value for the degrees of freedom for Mark's sample population is five. e.) The t-distribution that Mark uses has thicker tails than a standard normal distribution.
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