Suppose the degree of student in exams was (70,57,60,75,80,58,90), calculated mean for grouped data O 95 O 90 O 85 80

Q: Allen runs 8 miles in 3 hours at a steady pace. How long does it take him to run 3 miles?

A: speed is calculated by the formula,

Q: Two postal workers, Jerome Grant and Tim Bozik, can sort a stack of mail in 5 hours. Working alone,…

A:

Q: X: 5* : = X = 6+xə :

A:

Q: Solve (0.3+ 0.35x +x2) divided by (0.8+ 0.6x +x2)

A:

Q: A spider rested on a wall 5 feet from the floor. It starts climbing up the wall, 1/2 foot every…

A: Spider is at a height of 5 feet from the floor. Spider starts to climb up the wall (1/2) foot every…

Q: Solve (-9x)4/3 = 81.

A: To solve the given expression

Q: Solve :  -(2/3)x = (3/4

A:

Q: Sara is 6 years older than her brother. In 5 years she wil be twice as old as her brother. What is…

A: suppose sara age=x     her brother age=y x=6+y.........1 in 5 years (X+5)=2(y+5)

Q: Solve for x in the equation 3x² = 48 Ox=4 Ox= -4 Ox=4,-4 x = 4,8 Ox=2,8

A: Solution:

Q: Solve: (4x)" = (3x + 3)7 %3D O x = 2 O r = 1 O x = 3 O r = 5 O x = 4

A:

Q: (-1+i)’ = -6(1 + i) true False

A: Given:- (-1+i)7= -6(1+i) To find:- Given equation is true  or false

Q: Josh live 1 4/5 miles from the park. So far he walked 2/3 of the distance from his house to the…

A: Here we have to find out the how many distance josh walk

Q: ould someone help me solve this with the numbers I have please

A: The correlation coefficient is -0.2234.

Q: If 2 = 100.301 and 3 =100477, solve 10* = 12 for x.

A:

Q: Simon is a third of his dads age. In 12 years his dad will be twice as old as Simon. What are their…

A:

Q: Gregory was p years of age 4 years ago. In terms of p, How old will he be in 4 years from now?

A:

Q: P + = 1

A: Consider the function as f(p,q)=p+q-1 then obtain the complete integral for the given function.

Q: Solve: (1+5i)^3. O 110 - 74j O -74 - 110j O 74 + 110j O 110 + 74j

A:

Q: how would i solve 5/8 in thirty seconds

A:

Q: A snail moves 1/50 of a mile in 5/6 of an hour. if the snail continues at this pace, how far, in…

A:

Q: As the average speed increases, what happens to the number of hours that it takes to bike the 20…

A: Average Speed = total distance travelled / total time taken

Q: 5 years ago a dad was 6 years older than 3 times his son's age at that time.  In 4 years, he will…

A: Let the dad is x years old and son is y years old now. 5 years ago dad was (x-5) and son was (y-5)…

Q: Solve: 4*1=162x-4

A:

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.