Study context: Chatbot group chat

Participant demographics:
Age Group: 25 - 34
Gender - Selected Choice: Male
Highest level of education completed: Bachelor’s degree in college (4-year)
Technical work experience: Yes
Race and ethnicity - Selected Choice: Hispanic or Latino

Previous experiences:
{"Please select one instant messaging service from the following list that you use frequently (more than twice a week) and have seen chatbots on. If more than one applies, choose the one you use the most. The rest of the survey will be based on your selection here.": "WhatsApp", "How often do you use the instant messaging service you selected in the previous question?": "Daily", "How often do you notice chatbots in group chats, including seeing them send messages or actively searching for their existence?": "Daily", "Please name 1-2 chatbots you encountered in group chats and describe them in 1-2 sentences.": "Spam moderation", "How often do you interact with chatbots in group chats, including actively tagging/mentioning chatbots in your messages, chatbots replying to your messages, or chatbots reading your messages?": "4-6 times per week", "What types of group chats have you seen chatbots in? Select all that apply. - Selected Choice": "Public forums or community groups", "What types of group chats have you seen chatbots in? Select all that apply. - Other (please specify) - Text": null, "What purposes do you use chatbots for in group chats? Select all that apply.": "Social Networking", "Have you ever noticed any chatbots in private group chats you have participated in?": "No", "How often do you check for the presence of chatbots whenever you join private group chats?": null, "Regarding private group chats - Please elaborate on your answer to the previous question (how often you check for the presence of chatbots when joining private groups).": null, "When do you check for the presence of chatbots in a private group? Select all that apply.": null, "Have you ever noticed any chatbots in public group chats you have participated in?": "Yes", "How often do you check for the presence of chatbots whenever you join public group chats?": "Sometimes", "Regarding public group chats - Please elaborate on your answer to the previous question (how often you check for the presence of chatbots when joining public groups).": "I dont want to join a group full of spam or self promotions", "When do you check for the presence of chatbots in a public group? Select all that apply.": "When I first join a group"}

Privacy attitudes:
To what extent are you familiar with what information chatbots on WhatsApp can access in group chats?: Slightly knowledgeable
What type of messages do you believe a chatbot on WhatsApp has access to?: All messages sent in the chat, including those that are later deleted.
Following up on the previous question, what information do you believe is included with the message a chatbot has access to on WhatsApp? Select all that apply.: The content of the message itself.,The message metadata, such as time sent.,The sender’s username. A user has the same username in different groups.,The sender’s metadata (other than the username), such as profile picture, gender, and email addresses.
What type of information do you believe a chatbot on WhatsApp can access about the group? Select all that apply.: The name of the group.,The list of group members’ usernames.,The profile pictures of group members.

Questionnaire:
Please rate your level of agreement with the following statements about chatbots in group chats.
Your options are 'Strongly disagree', 'Somewhat disagree', 'Neither agree nor disagree', 'Somewhat agree', and 'Strongly agree'.

Q1. Chatbots from group chats with access to users’ data as listed above would raise my privacy concerns.
Q2. I would be concerned that any personal information I share in the group chat could be collected by the chatbot and be used inappropriately.
Q3. I would stop sharing some sensitive information or talking about controversial topics in group chat because of privacy concerns about chatbots.
Q4. I would still use the chatbot after knowing what information it had access to.
Q5. I think chatbots accessing more information than necessary could cause privacy issues in public group chats.
Q6. I think chatbots accessing more information than necessary could cause privacy issues in private group chats.
Q7. I understand how chatbot providers protect the data collected from group chats.

Responses:
Q1: Somewhat agree
Q2: Neither agree nor disagree
Q3: Neither agree nor disagree
Q4: Neither agree nor disagree
Q5: Somewhat agree
Q6: Strongly agree
Q7: Strongly disagree