Need a little help with number 2. If you could explain how you got those vaules

Question

Need a little help with number 2. If you could explain how you got those vaules that would be great. Thanks!

i Safari File Edit View History Bookmarks Window Help 78% Thu 2:54 PM What are the most important differences among the three varieties of flowers? (Select all that apply.) All of the distributios have outliers. O H. caribaea yellow has the longest flowers. H. bihai has the longest flowers. H. caribaea red has the longest fiowers. None of the distributions have outliers. Red is generally longer than yellow. 2. +-1 points MintroStat8 1.E.508.XP My Notes Ask Your Te Find the value z of a standard normal variable Z that satisfies each of the following conditions. In each case, sketch a standard normal curve with your value of z marked on the axis. (Do this on paper. Your instructor may ask you to turn in this work. Round your answers to two decimal places.) (a) 5% of the observations fall below z. Enter a number (b) 45% of the observations fall above z. Submit Answer Save Progress Submit Assignment Save Assignment Progress Home My Assignments Extension Requesf WobAssign8 40 1997 2017 Advanoed Instructional Systoma, Ino. All rights roserved. 21

Explanation / Answer

a) P(Z < z) = 0.05

or, z = -1.65         The value of z is -1.65 for which the probability is 0.05

b) P(Z > z) = 0.45

or, 1 - P(Z < z) = 0.45

or, P(z < z) = 0.55

or, z = 0.13                The value of z is 0.13 for which the probability is 0.55

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