Give your answers as decimals, to two places <μ<

Q: X~N(40,?2) and P(X>50) = 0.119. Find the value of ?.

A: From the provided information, Mean (µ) = 40 Variance = σ2 X~N (40, σ2)

Q: Y [ 1 1 0.081 5. In 0.046 %3D 8.3145 273.15 293.15

A: Here the equation have some logarithmic values that we need to calculate and in the right hand side…

Q: Complete the equation. x- 7 arctan arccos %3D 7. 7 < x < 14

A:

Q: If c=0.95, s-3.0, and n=60, the maximal margin of error is Round answer to three decimal places. Do…

A: Confidence level(c)=0.95standard deviation(s)=3.0sample size(n)=60

Q: P(Z > 0.98)=

A:

Q: P(z< ( Or equal to ) z0) = 0.7054

A:

Q: P(z>-1.80)=

A: Given : z=-1.80

Q: ween z= 1.42 and z= 2.17

A: The required area between the z= 1.42 and z= 2.17 can be found by using the standard normal table.…

Q: If m rst = 164, what is m<RVT?

A:

Q: P(1.15 < Z < 2.77) =

A: X~N( 0 , 1 )   μ=0 , ?=1 (for standard normal distribution)   Z-score =( x - μ )/?

Q: P(-1.33<z<0)= round answer to four decimal places as needed

A: The z-scores are -1.33 and 0.

Q: P(0.51 ≤ Z ≤ 1.4) =

A: Draw the normal curve and shade the area between z=0.51 and z=1.4.

Q: Find P(X= 2 | Y=2). Round your answer to 3 decimal places. Y 1 2 0.10 4 0.30 X 2 0.15 0.15 3 0.20…

A:

Q: Question: Which graph represents  y = -2/3x - 3

A: The given equation of line is  y = (- 2/3)x - 3

Q: P(−0.71 ≤ Z ≤ 1.34) =

A: Draw the normal curve and shade the area between z=-0.71 and z=1.34.

Q: Compute the indicated quantity. P(A|B) = 0.5, P(An B) = 0.4. Find P(B). P(B) Enter a number.

A: According to the given information, we have P(A|B) = 0.5P(A∩B)=0.4

Q: Express 0.27 < p < 0.342 in the form of a ± b. Step 1: Find the midpoint Step 2: Find the difference…

A: Given expression is- 0.27 &lt; p &lt; 0.342 We have to write this expression in the form of a ± b.

Q: If Z~N(0,1), calculate Pr(2.73 < Z < 2.87). You can use Excel. Round your answer to three decimal…

A: The required probability is given as P(2.73&lt;Z&lt;2.87)=P(Z&gt;2.73)-P(Z&gt;2.83)…

Q: ind P(|Z| ≤ 2.5). (round to three decimal places.

A: given data  standard normal curve Z~N(0,1) P(|Z|≤2.5) = ?

Q: A P-value   can be positive or negative. can only range in value from -1 to 1. can be smaller than…

A: what is p value?