Which of the following statements is true of exact replications?

A researcher replicates a past study that manipulates the physical attractiveness of a defendant by using photographs instead of written descriptions. This technique is  an example of a(n) ________ replication.

Which of the following statements is true about error variance?

Which statistical test would be most appropriate for examining the relationship between temperature and the number of ice cream cones sold?

A researcher assesses the length of the prison sentence for physically attractive and physically unattractive defendants. He believes that attractive defendants will receive shorter prison sentences than unattractive defendants. The null hypothesis would suggest that

A researcher wants to test a hypothesis according to which the mean rating of guilt will be higher for unattractive defendants than for attractive defendants. The appropriate statistical test would be the

Consider the following code. What is the output? string = ‘a pretty little garden’string = string.replace(‘t’, ‘d’)string = string.replace(‘e’, ‘d’)count = 0for element in string:    if element == ‘d’:         count += 1print(count)

You are given a file “data.txt” that contains words from the English Language. The text is stored in the file as one sentence per line. The contents of the file  is similar to the following image:   Write Python code that does the following: Read the contents of the file and store each word in a list called data.  From the data list, create a list called that length_six such that each word in length_six has length 6.

A Python program expects inputs in the range -250 to 100 where both -250 and 100 are inclusive. Write code in Python that validates the user input. That is, use a loop that asks the user to enter an integer value in the above mentioned range. Any data outside of the given range is invalid and generates an error message and prompts the user to enter another data. Make sure to use descriptive variable names and good programming conventions.

Write a Python function called divisible_by_seven that takes an integer argument and returns True if the argument is divisible by seven, otherwise it returns False.