Help with C and D please to reject the nüll Hypotliesns 160 30. In many animal...
이 [b O 30. In many animal species, individuals commu- n to reject the null nypothesis : nicate using ultraviolet (UV) signals, such a:s bright patches of skin or feathers, that are visibl to one another but invisible to humans. Secondi et al. (2012) investigated the role of UV colors as sexual signals in two closely related species of Lissotriton newt, by asking whether females find males of their own species more attractive when UV radiation is present than when...
Please explain C and D. I don’t understand why they are false. to reject the nüll Hypotliesns 160 30. In many animal species, individuals commu- nicate using ultraviolet (UV) signals, such a:s bright patches of skin or feathers, that are visibl to one another but invisible to humans. Secondi et al. (2012) investigated the role of UV colors as sexual signals in two closely related species of Lissotriton newt, by asking whether females find males of their own species more...
What is the null hypothesis for Levene’s Test for Equality of Variances? Tested at a .05 level of significance, the Levene’s F-test in the output shows that a.Means are significantly different b.Means are not significantly different c.Variances are significantly different d.Variances are not significantly different What is the null hypothesis to test the statement that the average amount of days spent doing homework is different for males and females? What is the alternative hypothesis to test the statement that the...
Article Summary: Through the act of touching someone, we communicate a variety of intentions, ranging from love or sexual desire to dominance or aggression. The authors of the study review results of previous research on interpersonal touch, showing, for example, that an innocuous touch of another person can have positive effects, such as increasing ratings of liking a person. There also appear to be differences both in the way that males and females touch one another and in how they...
need help with this .. From the pages 571-587 attached below. 1a) Suppose a population of guppies was infected with a parasite. In that population a mutation results in a parasite resistant genotype that spreads through the population through natural selection. A subsequent mutation in the parasite results in a genotype that is unaffected by the newly evolved resistant guppy genotype. What is the name of the hypothesis that explains this host parasite “arms race”.? 1b) What is this name...
A. B. C. D. Construct a confidence interval suitable for testing claim that students taking non proctored tests get higher mean score than those taking proctored tests. ___<µ1 - µ2 < ____ Yes/No____ because the confidence interval contains only positive values/only negative values/zero ______. E. Construct a confidence interval suitable for testing claim that students taking non proctored tests get higher mean score than those taking proctored tests. ___<µ1 - µ2 < ____ Yes/No____ because the confidence interval contains only...
i need help to understand those two question from discussion in this artical please. 3. Take a few minutes to re-read the first four paragraphs of the Discussion section. Explain in your own words the "metabolic suppression hypothesis" proposed by the researchers: what is the hypothesis, and why might it be plausible? WRITE YOUR RESPONSE HERE PLEASE (don't forget the in-text citation, as well as quotation marks and a page number if you are quoting in your answer) This study...
Please answer as many as possible!! QUESTION 10 As the hydrogen ion [H +] concentration in a solution decreases, the hydroxide ion [OH -] concentration increases and the pH increases. decreases and the pH increases. increases and the pH decreases. decreases and the pH stays the same. decreases and the pH decreases. 1 points QUESTION 11 Environmental science is a theoretical approach in interpreting the environment. way to see the world in scientific terms. narrowly defined set of physical,...
I've lost count how many times I posted this question, at least 4 or 5. Can someone please help me out 1. In her paper on measuring the returns to high school sports, Betsey Stevenson investigates the causal implications of expansion in female sports participation caused by Title IX. Compliance with Title IX can be characterized as requiring a school to raise its female athletic participation rate to near equality with its male athletic participation rate. The paper is here:...
I need help to write a nice introduction for experiment 6 please ( no hands write ) typing Thank you HEAT TREATMENT OF STEELS EXPERIMENT 6 EXPERIMENT 6 HEAT TREATMENT OF STEELS THEORY The Effect of Cooling Rate One of the most convenient methods for controlling the properties of a given steel, i.e., a steel whose composition is already fixed, consists of austenizing the steel and ten cooling to room temperature at some predetermined rate. A variation of cooling rates...