Given an approximately normal distribution with a mean of 121 and a standard deviation of 40. What interval contains 68% of all values?
What is 81 - 161
100
Describe the transformation from parent function.
y=log base 4 (x +3) -1
What is x = -3
Shifts left 3 down 1
100
Expand log base 5 (25w)
What is 2 + log base 5 w
100
A mean test score on an Astronomy test was 70 with a standard deviation of 5 points. Allen scored 82. What is his z-score
What is 2.4
200
The heights of male students is normally distributed with a mean of 170 cm and a standard deviation of 8 cm. Find the percentage of male students whose height is between 162 cm and 170 cm
What is 68%
200
y = log base 2 (x - 5) +2
What is x = 5
Shifts right 5 up 2
200
log base6 5^3
What is 3 log base 6 (5)
200
A mean test score on an Astronomy test was 70 with a standard deviation of 5 points. Robbie scored a 68. What is his z-score
What is -.40
200
Name the 4 teams left in the NFL playoffs
What is Eagles, Vikings, Patriots, Jaguars
300
500 juniors at Central High School took the ACT last year. The scores were distributed normally with a mean of 22 and a standard deviation of 3. What percentage of scores is less than a score of 13?
What is .15%
300
y = log base 2 (x-3) - 2
What is x = 3 Shifts right 3; down 2
300
Log base 2 (4w) / 5
What is 2 + log base 2 (w) - Log base 2 (5)
300
The monthly utility bills in Arnold have a mean of $170 and a SD of $25. Find the z score for a utility bill of $250
What is 3.2
300
At least 20 people died from ..?.. that devastated parts of California’s Santa Barbara County.
What is wildfires
400
2000 freshmen at State University took a biology test. The scores were distributed normally with a mean of 70 and a standard deviation of 5. What percentage of scores is greater than a score of 80?
What is 2.5%
400
y = -log 8 (x + 2) - 4
What is -2
Shifts left 2 down 4, flips over x axis
400
log base 7 (w X 7 ^10)
What is log base 7 (w) + 10
400
The monthly utility bills in Arnold have a mean of $170 and a SD of $25. Find the z score for a bill of $160
What is -.4
400
A missile threat alert accidentally went to everyone in ..?.., creating panic for about 38 minutes.
What is Hawaii
500
The scores for all high school seniors taking the verbal section of the Scholastic Aptitude Test (SAT) in a particular year had a mean of 490 and a standard deviation of 100. Determine the interval of scores that 95% of scores lie in
What is 290 - 690
500
y = -log 3 (x + 1) + 5
What is x = -1
Shifts left 1, up 5, flipped over x axis
500
log base 6( 36^2) / 4
What is 4 - log base 6 (4)
500
The speeds along college parkway have a mean of 40mph and standard deviation of 4mph. Frank was driving that road and had a z-score of 2. Find the actual speed of Frank's car
What is 48
500
Retail giant Walmart said it was increasing its company minimum wage from $9 to $..?.. an hour.