3. In a study of life expectancy of 400 people in a certain geographic region, the mean age at death was 70 years, and the standard deviation was 5.1 years. If a sample of 50 people from this region is selected, what is the probability that the mean life expectancy will be greater than 68 years? STEPS SOLUTION 1. Identify the given information. 2. Identify what is asked for. 3. Identify the formula to be used. 4. Solve the problem. 5. State the final answer.

Q: 3 mm 5 mm 9 mm

A: Solution

Q: Complete the table for the perimeter of a square for each given side length. Side Length (inches)…

A: Given that side lenght of a square and find the perimeter of square. We know that perimeter of…

Q: 5 ft

A:

Q: 5. In OP, mAB = 43, and AC = DF. Find DF.

A: Given: mAB⏜=43

Q: In 00, find POQ. 62 R 4POQ degrees

A: angle POQ=124 degree see below the reason

Q: What is the value of u? W 340 Y u = %3D Submit

A: We are going to solve

Q: Give the boundaries of the indicated value. 167  pounds   The boundaries are    -    pounds

A: Given value is x=167 pounds

Q: letter doesnt ma

A: Given information: Mean birth weight for boys is 3.41 and standard deviation is 0.55 kg. Let X be…

Q: Find the value of p. 1 km 6.1 km Perimeter = 22.1 kilometers p = kilometers

A:

Q: Find the missing length indicated. 100 36

A: To find the missing length

Q: What is the area of the shaded region? 97 mm 34 mm 87 mm 38 mm

A:

Q: Find the missing side X

A: Given Triangle is   what is x?

Q: 4 m 3 m 5 m

A: Given that O is a circle and ABCD is a rectangle. The diameter of a circle is d= 5m. then the radius…

Q: Find WX. P P 27 0 R 39

A: Solution: The objective is to find the value of WX

Q: Directions: Fill in the missing blank in the pattern. 2, 4, 6, 8, 10, 12,

A:

Q: Directions: Fill in the missing blank in the pattern. 65, 60, 55, 40, 35

A:

Q: Give the boundaries of the indicated value. 7 pounds

A: To calculate the boundaries for 7 Pounds.

Q: Solve ing charpits methad U-

A: given equation Fx,y,u,p,q=u-px-qy-p2-q2=0 dpFx+pFu=dqFY+qFu=du-pFp-qFq=dx-Fp=dy-Fq dfdp=-x+2p,…

Q: Find the lengthx. 45 4 3.

A:

Q: R10 70 09 R10

A:

Q: 62V 80 9

A: To find the value of each variable.

Q: Perimeter is to rectangle as is to circle. *

A:

Q: Directions: Fill in the missing blank in the pattern. 3, 9, 27, 81, 243, 729,

A: Decode the sequence pattern

Q: 12.75 m 8.5 cm 1 cm Area of the shaded + 4.2 m 3.7 m 4.8 m

A:

Q: LOSA ५.

A:

Q: Divide. 9+3j/2−7?

A: If you like the solution then please give it a thumbs up.... The Answer is:           Result :  -95…

Q: R S 16 T. 15 30 Q RS %3D P.

A: Given : PS is parallel to QR TP = 15TS = 16PQ = 30

Q: pls answer all the given items thanks you

A: Note: "As you asked all the answers but first 3 subparts already solved so remaining subparts I…