Select all the correct answers.
Which two sentences about inferences based on numeric variables are true?
A strong positive or negative correlation can be used to prove a causal relationship, while the absence of correlation can be used to rule out a causal relationship.
The absence of correlation can be used to rule out a causal relationship, but the presence of a strong positive or negative correlation does not prove a causal relationship.
Strong correlations between two variables are sometimes explained by the influence of a third lurking variable that has a causal relationship with both variables.
If a variable is known to be affected by multiple causes, its strong positive or negative correlations with other variables are likely to be spurious.

Imagine that you have completed your paper. the following are two paragraphs you have written that contain direct quotations from your sources. below each paragraph is the source used. for each source, use mla style to create the correct in-text citation and place it in the correct place within the paragraph. gandhi did not grow up wealthy. of his family, he recalled, “my father never had any ambition to accumulate riches and left us very little property. he had no education, save that of experience.” like his father, gandhi became someone who valued experience over money. the quotation is taken from page 2 of this source: gandhi, mahatma. the story of my experiments with truth. 1927. new york: dover publications, 1983. print. gandhi’s experiences abroad taught him a great deal, but they certainly did not make him rich. according to indian scholar e.s. reddy, “…on january 9, 1915, m. k. gandhi returned to bombay after 21 years in exile, wearing a loin cloth and travelling from london in the lowest class of the ship.” few people suspected that this unassuming man would become one of the most powerful and beloved leaders in history. the quotation is taken from page 1 of this source: reddy, e.s. gandhi’s vision of a free south africa. hyderabad, india: sangam books, ltd. 1995. print.