Question 2 2 pt Find P(z<2.35)= Round to 4 decimal places.
Question 4 2 pts Find P(-1.47< z< 1.79) = places. Round to 4 decimal
Question 1 1 pts To find P(z<2.35), where do you shade? left Oright between
Find P(Z < 1.3). Round your answer to 4 decimal places.
Given N(0,1), find: A) P(Z < - 3.35) * Keep your answer in 4 decimal places. B) P(Z < 0.89) * Keep your answer in 4 decimal places. Given N(0,1), find: A) P(Z > - 2.65) = Keep your answer in 4 decimal places B) P(Z > 1.81) Keep your answer in 4 decimal places
For a standard normal distribution, find: P(z > c) = 0.7211 (Round to two decimal places.) C=
For a standard normal distribution, find: P(z > -2.52) (round to 3 decimal places) For a standard normal distribution, find: P(-2.56 < z < -2.52) (round to 3 decimal places) For a standard normal distribution, find: P(z > c) = 0.2726 Find c. (round to 2 decimal places) A manufacturer knows that their items have a normally distributed lifespan, with a mean of 5.3 years, and standard deviation of 1.7 years. If you randomly purchase one item, what is the probability it...
10 points References 28 8 b. Find A5.5 sx 5)·(Round "z" value to 2 decimal places and final answer to 4 decimal places.) P(5.5 sXs7.5) c. Find x such that RX>x) 00594" (Round "z" value and final answer to 3 decimal places.) Print d. Find x such that Px s Xs3.4)-0.1255. (Negative value should be Indicated by a minus sign. Round" 3 decimal places.) value and final answer to < Prev 8 of 12 Next > 28
P(z>0.23 or z<-0.23) = P(-3<z<O) = P(-0.23<z<2.35) = P(z>1.47 or z<-1.47) = P(z<-2 or z>-1) = P(-3<z<3) -
QUESTION 11 Find P(1.21szs1.37) (Round your answer to four decimal places ) QUESTION 12 Find Pz-1.61) (Round your answer to four decimal places) QUESTION 13 Assume that x is a normally distributed random variable with a mean of 70 and a standard deviation of 10 Find (x70) Find P(70kxx82) Find P(67x<93) Find (x<48) A 0.0139 B.0.3849 C. 0.6072 D. 0.5000 QUESTION 14 Calculate the z-score of the sample mean x bar, given that 515; when ?: 38, 3.m# 60 and...